diff --git a/src/app/main/error/error-handler.service.ts b/src/app/main/error/error-handler.service.ts
index 58b1e8a161..c378c99f51 100644
--- a/src/app/main/error/error-handler.service.ts
+++ b/src/app/main/error/error-handler.service.ts
@@ -23,7 +23,7 @@ export class ErrorHandlerService {
     showMessage(error: ApiResponseError) {
 
         // in case of (internal) server error
-        const apiServerError = (error.error && error.error['response'] && error.error['response'] === null);
+        const apiServerError = (error.error && !error.error['response']);
 
         if ((error.status > 499 && error.status < 600) || apiServerError) {